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FFA of syphilitic posterior placoid chorioretinitis
| FFA stage | Clinical manifestations |
|---|---|
| Early stage | Transmitted fluorescence: 97 eyes |
| Hypofluorescence: 8 eyes | |
| Venous metaphase | With reinal vasculitis: 118 eyes |
| Only venous leakage without other vessels alterations: 54 eyes | |
| With slight venous circuity or segmental dilated leakage: 64 eyes | |
| Late stage | Fluorescence speckle with optic disc dyeing: 129 eyes |
